Need help booking?
Unpublished phone-only deals available
IAD to CMN: distance & flight time
Washington (Washington Dulles International Airport) → Casablanca (Mohammed V International Airport)
3,821 mi
6,149 km · 3,320 nm
7h 57m
estimated nonstop flight time
+5h
time difference · heading east
See live IAD→CMN fares Phone-only fares on this route — call free
Flight time details
3,821 miles nonstop takes roughly 7h 57m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5-hour time gain when reading arrival times on your ticket.
The two airports
- IAD — Washington Dulles International Airport · Washington, United States
- CMN — Mohammed V International Airport · Casablanca, Morocco
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near IAD
Near CMN
- GMD · Ben Slimane Airport29 mi away
- RBA · Rabat-Salé Airport67 mi away
- NNA · Kenitra Airport86 mi away
- BEM · Beni Mellal Airport100 mi away
Frequently asked questions
How far is IAD from CMN?
The flight distance from Washington (IAD) to Casablanca (CMN) is 3,821 miles (6,149 km, 3,320 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IAD to CMN?
A nonstop flight takes about 7h 57m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Washington and Casablanca?
Casablanca is 5 hours ahead of Washington.
What is the cheapest way to fly from IAD to CMN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IAD–CMN that never appear on search engines, with no booking fees.